He recorded precinct roll calls. He recorded his precinct commander and other supervisors. He recorded street encounters. He recorded small talk and stationhouse banter. In all, he surreptitiously collected hundreds of hours of cops talking about their jobs.

"I'm not going to keep arresting innocent people, I'm not going to keep searching people for no reason, I'm not going to keep writing people for no reason, I'm tired of this," said Adil Polanco, an NYPD Officer.